Base | Representation |
---|---|
bin | 10011001001001000011011 |
3 | 100102221121000 |
4 | 103021020123 |
5 | 2241040024 |
6 | 255320043 |
7 | 60440100 |
oct | 23111033 |
9 | 10387530 |
10 | 5018139 |
11 | 2918225 |
12 | 1820023 |
13 | 1069119 |
14 | 948aa7 |
15 | 691cc9 |
hex | 4c921b |
5018139 has 24 divisors (see below), whose sum is σ = 8650320. Its totient is φ = 2866752.
The previous prime is 5018137. The next prime is 5018141. The reversal of 5018139 is 9318105.
It is an interprime number because it is at equal distance from previous prime (5018137) and next prime (5018141).
It is not a de Polignac number, because 5018139 - 21 = 5018137 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is an Ulam number.
It is not an unprimeable number, because it can be changed into a prime (5018137) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 574 + ... + 3219.
It is an arithmetic number, because the mean of its divisors is an integer number (360430).
Almost surely, 25018139 is an apocalyptic number.
5018139 is a deficient number, since it is larger than the sum of its proper divisors (3632181).
5018139 is a wasteful number, since it uses less digits than its factorization.
5018139 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3816 (or 3803 counting only the distinct ones).
The product of its (nonzero) digits is 1080, while the sum is 27.
The square root of 5018139 is about 2240.1203092691. The cubic root of 5018139 is about 171.2041268075.
The spelling of 5018139 in words is "five million, eighteen thousand, one hundred thirty-nine".
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